Methods for recycling liquid crystal and forming reformulated liquid crystal mixtures

US8968595B2 · US · B2

Patent metadata
FieldValue
Publication numberUS-8968595-B2
Application numberUS-201113225102-A
CountryUS
Kind codeB2
Filing dateSep 2, 2011
Priority dateSep 2, 2011
Publication dateMar 3, 2015
Grant dateMar 3, 2015

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  2. Abstract

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  4. Key dates

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  5. First independent claim

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Abstract

Official abstract text for this publication.

Provided are methods for recycling liquid crystal comprising: receiving at least one liquid crystal mixture; and forming a reformulated liquid crystal mixture using at least one portion of the at least one liquid crystal mixture. Also provided are reformulated liquid crystal mixtures comprising at least one recycled liquid crystal mixture and liquid crystals displays devices having one or more reformulated liquid crystal mixtures.

First claim

Opening claim text (preview).

What is claimed is: 1. A method for recycling liquid crystal, the method comprising: receiving a liquid crystal mixture; conducting at least one separation process to separate a first liquid crystal group from the liquid crystal mixture, wherein the first liquid crystal group is separated from the liquid crystal mixture based on at least one physical characteristic chosen from flow viscosity (η), dielectric anisotropy (Δ∈), birefringence (Δn), clearing point (T NI ); conductin…

Assignees

Inventors

Classifications

  • Operations & Transport · mapped topic

  • C09K19/00Primary

    Chemistry & Metallurgy · mapped topic

  • Chemistry & Metallurgy · mapped topic

  • Physics · mapped topic

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What does patent US8968595B2 cover?
Provided are methods for recycling liquid crystal comprising: receiving at least one liquid crystal mixture; and forming a reformulated liquid crystal mixture using at least one portion of the at least one liquid crystal mixture. Also provided are reformulated liquid crystal mixtures comprising at least one recycled liquid crystal mixture and liquid crystals displays devices having one or more …
Who is the assignee on this patent?
Lu Chien-Wei, Hung Huan-Yi, Hsu Tsung-Chou, and 4 more
What technology area does this patent fall under?
Primary CPC classification B01D11/0492. Mapped technology areas include Operations & Transport.
When was this patent published?
Publication date Tue Mar 03 2015 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
What related patents are in patentsdb?
We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).